[INFO] updating cached repository https://github.com/jeffvandyke/char_count
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] fa6f69407b91b6ca6a393ee229f902d8aa7b1b8d
[INFO] testing jeffvandyke/char_count against try#41997647ba6a77908f6ef64401414feb00bccf16 for pr-71274
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjeffvandyke%2Fchar_count" "/workspace/builds/worker-7/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jeffvandyke/char_count on toolchain 41997647ba6a77908f6ef64401414feb00bccf16
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/jeffvandyke/char_count
[INFO] finished tweaking git repo https://github.com/jeffvandyke/char_count
[INFO] tweaked toml for git repo https://github.com/jeffvandyke/char_count written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/jeffvandyke/char_count already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 39a9b7d5022c7b1aeecccd4011011c9b896aa9733f6b0087d0eb31b464e583f1
[INFO] running `"docker" "start" "-a" "39a9b7d5022c7b1aeecccd4011011c9b896aa9733f6b0087d0eb31b464e583f1"`
[INFO] [stderr]    Compiling pkg-config v0.3.9
[INFO] [stderr]    Compiling gcc v0.3.54
[INFO] [stderr]    Compiling cfg-if v0.1.2
[INFO] [stderr]    Compiling libc v0.2.40
[INFO] [stderr]    Compiling log v0.4.1
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling ncurses v5.91.0
[INFO] [stderr]    Compiling pancurses v0.15.0
[INFO] [stderr]    Compiling char_count v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/main.rs:29:17
[INFO] [stderr]    |
[INFO] [stderr] 29 |             'a' ... 'z' => {
[INFO] [stderr]    |                 ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `wnd`
[INFO] [stderr]   --> src/main.rs:41:11
[INFO] [stderr]    |
[INFO] [stderr] 41 | fn render(wnd: &curses::Window, text: &str, counts: &CharCounts)
[INFO] [stderr]    |           ^^^ help: if this is intentional, prefix it with an underscore: `_wnd`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `text`
[INFO] [stderr]   --> src/main.rs:41:33
[INFO] [stderr]    |
[INFO] [stderr] 41 | fn render(wnd: &curses::Window, text: &str, counts: &CharCounts)
[INFO] [stderr]    |                                 ^^^^ help: if this is intentional, prefix it with an underscore: `_text`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `counts`
[INFO] [stderr]   --> src/main.rs:41:45
[INFO] [stderr]    |
[INFO] [stderr] 41 | fn render(wnd: &curses::Window, text: &str, counts: &CharCounts)
[INFO] [stderr]    |                                             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_counts`
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.88s
[INFO] running `"docker" "inspect" "39a9b7d5022c7b1aeecccd4011011c9b896aa9733f6b0087d0eb31b464e583f1"`
[INFO] running `"docker" "rm" "-f" "39a9b7d5022c7b1aeecccd4011011c9b896aa9733f6b0087d0eb31b464e583f1"`
[INFO] [stdout] 39a9b7d5022c7b1aeecccd4011011c9b896aa9733f6b0087d0eb31b464e583f1
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4260d820a1986ccb125329481937f26174ccd7d2a3e604b9357a45c2a211c7e7
[INFO] running `"docker" "start" "-a" "4260d820a1986ccb125329481937f26174ccd7d2a3e604b9357a45c2a211c7e7"`
[INFO] [stderr]    Compiling char_count v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/main.rs:29:17
[INFO] [stderr]    |
[INFO] [stderr] 29 |             'a' ... 'z' => {
[INFO] [stderr]    |                 ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `wnd`
[INFO] [stderr]   --> src/main.rs:41:11
[INFO] [stderr]    |
[INFO] [stderr] 41 | fn render(wnd: &curses::Window, text: &str, counts: &CharCounts)
[INFO] [stderr]    |           ^^^ help: if this is intentional, prefix it with an underscore: `_wnd`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `text`
[INFO] [stderr]   --> src/main.rs:41:33
[INFO] [stderr]    |
[INFO] [stderr] 41 | fn render(wnd: &curses::Window, text: &str, counts: &CharCounts)
[INFO] [stderr]    |                                 ^^^^ help: if this is intentional, prefix it with an underscore: `_text`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `counts`
[INFO] [stderr]   --> src/main.rs:41:45
[INFO] [stderr]    |
[INFO] [stderr] 41 | fn render(wnd: &curses::Window, text: &str, counts: &CharCounts)
[INFO] [stderr]    |                                             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_counts`
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.05s
[INFO] running `"docker" "inspect" "4260d820a1986ccb125329481937f26174ccd7d2a3e604b9357a45c2a211c7e7"`
[INFO] running `"docker" "rm" "-f" "4260d820a1986ccb125329481937f26174ccd7d2a3e604b9357a45c2a211c7e7"`
[INFO] [stdout] 4260d820a1986ccb125329481937f26174ccd7d2a3e604b9357a45c2a211c7e7
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e410074f90785e8249b320d6d33d2180cb98412142b7954d3c8d2fb56a5c4d36
[INFO] running `"docker" "start" "-a" "e410074f90785e8249b320d6d33d2180cb98412142b7954d3c8d2fb56a5c4d36"`
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/main.rs:29:17
[INFO] [stderr]    |
[INFO] [stderr] 29 |             'a' ... 'z' => {
[INFO] [stderr]    |                 ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `wnd`
[INFO] [stderr]   --> src/main.rs:41:11
[INFO] [stderr]    |
[INFO] [stderr] 41 | fn render(wnd: &curses::Window, text: &str, counts: &CharCounts)
[INFO] [stderr]    |           ^^^ help: if this is intentional, prefix it with an underscore: `_wnd`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `text`
[INFO] [stderr]   --> src/main.rs:41:33
[INFO] [stderr]    |
[INFO] [stderr] 41 | fn render(wnd: &curses::Window, text: &str, counts: &CharCounts)
[INFO] [stderr]    |                                 ^^^^ help: if this is intentional, prefix it with an underscore: `_text`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `counts`
[INFO] [stderr]   --> src/main.rs:41:45
[INFO] [stderr]    |
[INFO] [stderr] 41 | fn render(wnd: &curses::Window, text: &str, counts: &CharCounts)
[INFO] [stderr]    |                                             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_counts`
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.17s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/char_count-bbb671b2bc3734cf
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "e410074f90785e8249b320d6d33d2180cb98412142b7954d3c8d2fb56a5c4d36"`
[INFO] running `"docker" "rm" "-f" "e410074f90785e8249b320d6d33d2180cb98412142b7954d3c8d2fb56a5c4d36"`
[INFO] [stdout] e410074f90785e8249b320d6d33d2180cb98412142b7954d3c8d2fb56a5c4d36